$('html').addClass('js'); /* FOR USERS WITH JS ENABLED.  IF THE USER DOES NOT HAVE JS ENABLED, THE QUESTIONS ARE ALL REVEALED BY DEFAULT WHEN THE PAGE LOADS */
	$(document).ready(function () {
		$("dl.All_Question dd").hide();

		$('dt').click(function () {
			var answer = $(this).next();

			if (answer.is('dd')) {
				$(answer).slideToggle();
			}
		});
	});

/* Modal window script starts */
$(document).ready(function() {

	//select all the a tag with name equal to modal
	$('a[name=modal]').click(function(e) {
		//Cancel the link behavior
		e.preventDefault();

		//Get the A tag
		var id = $(this).attr('href');

		//Get the screen height and width
		var maskHeight = $(document).height();
		var maskWidth = $(window).width();

		//Set heigth and width to mask to fill up the whole screen
		$('#mask').css({'width':maskWidth,'height':maskHeight});

		//transition effect
		$('#mask').fadeIn(1000);
		$('#mask').fadeTo("slow",0.8);

		//Get the window height and width
		var winH = $(window).height();
		var winW = $(window).width();

		//Set the popup window to center
		/*$(id).css('top',  winH/2-$(id).height()/2);
		$(id).css('left', winW/2-$(id).width()/2);*/
		$(id).css('top',  100);
		$(id).css('left', winW/2-$(id).width()/2);


		//transition effect
		$(id).fadeIn(2000);

	});

	//if close button is clicked
	$('.window .close').click(function (e) {
		//Cancel the link behavior
		e.preventDefault();

		$('#mask').hide();
		$('.window').hide();
	});

	//if mask is clicked
	$('#mask').click(function () {
		$(this).hide();
		$('.window').hide();
	});

});
/* Modal window script ends */


function ExpColl(imgId, txtId) {

		var imgElem=document.getElementById(imgId);
		var srcVal = imgElem.src;
		var hostName = window.location.host;
		srcVal = srcVal.substring((srcVal.indexOf(hostName))+hostName.length);
		if(srcVal == "/images/collapse.gif"){
			imgElem.src = "/images/expand.gif";
		} else {
			imgElem.src = "/images/collapse.gif";
		}

		if(document.getElementById(txtId).className == "current") {
			document.getElementById(txtId).className = "";
		} else {
			document.getElementById(txtId).className = "current";
		}
	}

 function expand(imgId, txtId) {

		var imgElem=document.getElementById(imgId);
		var srcVal = imgElem.src;
		var hostName = window.location.host;
		srcVal = srcVal.substring((srcVal.indexOf(hostName))+hostName.length);
		if(srcVal == "/images/expand-plus.gif"){
			imgElem.src = "/images/collapse-minus.gif";
		} else {
			imgElem.src = "/images/expand-plus.gif";
		}

		if(document.getElementById(txtId).className == "current") {
			document.getElementById(txtId).className = "";
		} else {
			document.getElementById(txtId).className = "current";
		}
	}